I've encountered some issues with the audio hobby, and if I were to list them out, they’d look like this:
Lack of Progress: The audio industry hasn't made significant advancements over the years, especially when compared to the rapid progress in the video industry.
On the contrary huge progress has been made in theoretical acoustics and applied acoustics...
The most important for audio immediate application being Dr. Edgar Choueiri... Read his articles...
Upgrade, overpricing and hearing limitations made no sense to me as problems to solve... It is very easy to solve them but we cannot change our hearing ability we can train our hearing and you will be surprised what you will learn doing so...
The optimal way in audio is not upgrading loop but training our ears in a room...
Someone who understand how to hear dont pay for overprices gear...He is happy with what he can do by himself.
Any amateur painter is proud of himself working without being jealous of Van Gogh pricing...